Home / 501,649,240.77-752,570,764.83-190,732,682.23

Finding the Fourth Proportional to 501,649,240.77, 752,570,764.83 and 190,732,682.23

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Solution

The fourth proportional to 501,649,240.77, 752,570,764.83 and 190,732,682.23 is: 286,135,867.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,649,240.77 : 752,570,764.83 = 190,732,682.23 : x
  2. Step 2: Convert to fraction form
    501,649,240.77/752,570,764.83 = 190,732,682.23/x
  3. Step 3: Cross multiply
    501,649,240.77x = 752,570,764.83 × 190,732,682.23
  4. Step 4: Simplify right side
    501,649,240.77x = 143,539,840,542,027,024
  5. Step 5: Solve for x
    x = 143,539,840,542,027,024/501,649,240.77
  6. Step 6: Final answer
    x = 286,135,867.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.